<%@ page import="java.util.Date" %><%-- Created by IntelliJ IDEA. --%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@taglib prefix="o" uri="http://www.opensymphony.com/oscache" %>
<html>
  <head>
    <title></title>
  </head>
  <body>
  1: <%=new Date()%><br>
  <o:cache time="4">
    2: <%=new Date()%>
  </o:cache>
  <hr>
  1: <%=new Date()%><br>
  <o:cache key="my">
    2: <%=new Date()%>
  </o:cache>




  </body>
</html>